Headphone Amplifier Specifications

Some headphone amplifiers are designed to be portable and others are meant to be placed on a desk. This will tell you what style of amplifier this item is.

Portable

Digital-to-Analog Converter (DAC)

A Digital-to-Analog converter (also known as a DAC) converts a digital audio signal into an analog signal. This is especially helpful for listen to music from digital sources, such as iPods and smart phones.

Frequency Response

The range of frequencies the amplifier will reproduce (lowest frequency to the highest). Bigger is better, meaning the wider the range, the better. The optimal range is 20 - 20,000 Hz (which is the range of human hearing).

+/ - 0.02 dB Hz

Input Connection

This is the manner in which the headphone amplifiers receive an input audio signal.

3.5mm Mini-Jack

Output Connection

This is the manner in which the headphone amplifier will output the audio signal.

3.5mm Mini-Jack

Number of Outputs

Some headphone amplifiers have a built-in splitter so multiple pairs of headphones can be connected to it. The number specified here is the number of headphones that can be connected to the amplifier.

1

Output Impedance

This is the output impedance of the headphone amplifier.

2.2 ohms

Width

The width of the item from left to right (side-to-side) measured in inches.

2.43"

Height

The height of the item, measured from top to bottom, in inches.

0.56"

Depth

The front-to-rear depth of the item, in inches. If the item is angled or slanted, this value is the bottom measurement.

3.92"

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Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

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